Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

Using fresh data from ESA’s Gaia mission, scientists have found 45 rocky planets that might have the right conditions for ...

Planets that once lived only in pulp novels and movie concept art are now turning up in real data. Astronomers are not just finding distant worlds, they are cataloguing places with molten surfaces, ...

As the number of exoplanets we've discovered increases, the question about life existing somewhere other than the Earth ...

Billions of stars in our Milky Way galaxy have captured rogue alien planets that once cruised freely through interstellar space, a new study suggests. Many wandering alien worlds, which were ejected ...